5 from urllib.parse import urlparse
7 proxy = next(os.environ[_] for _ in ("HTTP_PROXY", "HTTPS_PROXY") if _ in os.environ)
9 parsed = urlparse(proxy)
20 if parsed.scheme not in proxy_protocols:
21 raise TypeError('unsupported proxy protocol: "{}"'.format(parsed.scheme))
25 if sys.platform == 'linux':
26 # caveats: macOS built-in netcat command not supported proxy-type
27 yield "-X" # --proxy-type
28 # Supported protocols are 4 (SOCKS v4), 5 (SOCKS v5) and connect (HTTP proxy).
29 # Default SOCKS v5 is used.
30 yield proxy_protocols[parsed.scheme]
32 yield parsed.netloc # proxy-host:proxy-port
33 yield sys.argv[1] # host
34 yield sys.argv[2] # port
36 subprocess.call(make_argv())